diff --git a/build_in_docker.sh b/build_in_docker.sh
index b603421..014dbd0 100755
--- a/build_in_docker.sh
+++ b/build_in_docker.sh
@@ -2,7 +2,7 @@
 
 set -eu -o pipefail
 
-DOCKER_IMAGE=ubuntu:20.04
+DOCKER_IMAGE=ubuntu:22.04
 
 docker pull ${DOCKER_IMAGE}
 docker run \